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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include "sal/config.h"
21 :
22 : #include <cassert>
23 : #include <vector>
24 :
25 : #include "com/sun/star/container/XChild.hpp"
26 : #include "com/sun/star/lang/NoSupportException.hpp"
27 : #include "com/sun/star/lang/XUnoTunnel.hpp"
28 : #include "com/sun/star/uno/Any.hxx"
29 : #include "com/sun/star/uno/Reference.hxx"
30 : #include "com/sun/star/uno/RuntimeException.hpp"
31 : #include "com/sun/star/uno/Sequence.hxx"
32 : #include "com/sun/star/uno/Type.hxx"
33 : #include "com/sun/star/uno/XInterface.hpp"
34 : #include "cppu/unotype.hxx"
35 : #include "cppuhelper/queryinterface.hxx"
36 : #include "cppuhelper/weak.hxx"
37 : #include "comphelper/servicehelper.hxx"
38 : #include "osl/mutex.hxx"
39 : #include "rtl/ref.hxx"
40 : #include "rtl/string.h"
41 : #include "rtl/ustrbuf.hxx"
42 : #include "rtl/ustring.h"
43 : #include "rtl/ustring.hxx"
44 : #include "sal/types.h"
45 :
46 : #include "access.hxx"
47 : #include "childaccess.hxx"
48 : #include "components.hxx"
49 : #include "data.hxx"
50 : #include "groupnode.hxx"
51 : #include "localizedpropertynode.hxx"
52 : #include "localizedvaluenode.hxx"
53 : #include "lock.hxx"
54 : #include "modifications.hxx"
55 : #include "node.hxx"
56 : #include "path.hxx"
57 : #include "propertynode.hxx"
58 : #include "rootaccess.hxx"
59 : #include "setnode.hxx"
60 : #include "type.hxx"
61 :
62 : namespace configmgr {
63 :
64 : namespace
65 : {
66 : class theChildAccessUnoTunnelId : public rtl::Static< UnoTunnelIdInit, theChildAccessUnoTunnelId > {};
67 : }
68 :
69 0 : css::uno::Sequence< sal_Int8 > ChildAccess::getTunnelId()
70 : {
71 0 : return theChildAccessUnoTunnelId::get().getSeq();
72 : }
73 :
74 0 : ChildAccess::ChildAccess(
75 : Components & components, rtl::Reference< RootAccess > const & root,
76 : rtl::Reference< Access > const & parent, OUString const & name,
77 : rtl::Reference< Node > const & node):
78 : Access(components), root_(root), parent_(parent), name_(name), node_(node),
79 0 : inTransaction_(false)
80 : {
81 0 : lock_ = lock();
82 : assert(root.is() && parent.is() && node.is());
83 0 : }
84 :
85 0 : ChildAccess::ChildAccess(
86 : Components & components, rtl::Reference< RootAccess > const & root,
87 : rtl::Reference< Node > const & node):
88 0 : Access(components), root_(root), node_(node), inTransaction_(false)
89 : {
90 0 : lock_ = lock();
91 : assert(root.is() && node.is());
92 0 : }
93 :
94 0 : Path ChildAccess::getAbsolutePath() {
95 : assert(getParentAccess().is());
96 0 : Path path(getParentAccess()->getAbsolutePath());
97 0 : path.push_back(name_);
98 0 : return path;
99 : }
100 :
101 0 : Path ChildAccess::getRelativePath() {
102 0 : Path path;
103 0 : rtl::Reference< Access > parent(getParentAccess());
104 0 : if (parent.is()) {
105 0 : path = parent->getRelativePath();
106 : }
107 0 : path.push_back(name_);
108 0 : return path;
109 : }
110 :
111 0 : OUString ChildAccess::getRelativePathRepresentation() {
112 0 : OUStringBuffer path;
113 0 : rtl::Reference< Access > parent(getParentAccess());
114 0 : if (parent.is()) {
115 0 : path.append(parent->getRelativePathRepresentation());
116 0 : if (!path.isEmpty()) {
117 0 : path.append('/');
118 : }
119 : }
120 0 : path.append(Data::createSegment(node_->getTemplateName(), name_));
121 0 : return path.makeStringAndClear();
122 : }
123 :
124 0 : rtl::Reference< Node > ChildAccess::getNode() {
125 0 : return node_;
126 : }
127 :
128 0 : bool ChildAccess::isFinalized() {
129 0 : return node_->getFinalized() != Data::NO_LAYER ||
130 0 : (parent_.is() && parent_->isFinalized());
131 : }
132 :
133 0 : OUString ChildAccess::getNameInternal() {
134 0 : return name_;
135 : }
136 :
137 0 : rtl::Reference< RootAccess > ChildAccess::getRootAccess() {
138 0 : return root_;
139 : }
140 :
141 0 : rtl::Reference< Access > ChildAccess::getParentAccess() {
142 0 : return parent_;
143 : }
144 :
145 0 : void ChildAccess::acquire() throw () {
146 0 : Access::acquire();
147 0 : }
148 :
149 0 : void ChildAccess::release() throw () {
150 0 : Access::release();
151 0 : }
152 :
153 0 : css::uno::Reference< css::uno::XInterface > ChildAccess::getParent()
154 : throw (css::uno::RuntimeException, std::exception)
155 : {
156 : assert(thisIs(IS_ANY));
157 0 : osl::MutexGuard g(*lock_);
158 0 : checkLocalizedPropertyAccess();
159 0 : return static_cast< cppu::OWeakObject * >(parent_.get());
160 : }
161 :
162 0 : void ChildAccess::setParent(css::uno::Reference< css::uno::XInterface > const &)
163 : throw (css::lang::NoSupportException, css::uno::RuntimeException, std::exception)
164 : {
165 : assert(thisIs(IS_ANY));
166 0 : osl::MutexGuard g(*lock_);
167 0 : checkLocalizedPropertyAccess();
168 : throw css::lang::NoSupportException(
169 0 : "setParent", static_cast< cppu::OWeakObject * >(this));
170 : }
171 :
172 0 : sal_Int64 ChildAccess::getSomething(
173 : css::uno::Sequence< sal_Int8 > const & aIdentifier)
174 : throw (css::uno::RuntimeException, std::exception)
175 : {
176 : assert(thisIs(IS_ANY));
177 0 : osl::MutexGuard g(*lock_);
178 0 : checkLocalizedPropertyAccess();
179 0 : return aIdentifier == getTunnelId()
180 0 : ? reinterpret_cast< sal_Int64 >(this) : 0;
181 : }
182 :
183 0 : void ChildAccess::bind(
184 : rtl::Reference< RootAccess > const & root,
185 : rtl::Reference< Access > const & parent, OUString const & name)
186 : throw ()
187 : {
188 : assert(!parent_.is() && root.is() && parent.is() && !name.isEmpty());
189 0 : root_ = root;
190 0 : parent_ = parent;
191 0 : name_ = name;
192 0 : }
193 :
194 0 : void ChildAccess::unbind() throw () {
195 : assert(parent_.is());
196 0 : parent_->releaseChild(name_);
197 0 : parent_.clear();
198 0 : inTransaction_ = true;
199 0 : }
200 :
201 0 : void ChildAccess::committed() {
202 0 : inTransaction_ = false;
203 0 : }
204 :
205 0 : void ChildAccess::setNode(rtl::Reference< Node > const & node) {
206 0 : node_ = node;
207 0 : }
208 :
209 0 : void ChildAccess::setProperty(
210 : css::uno::Any const & value, Modifications * localModifications)
211 : {
212 : assert(localModifications != 0);
213 0 : Type type = TYPE_ERROR;
214 0 : bool nillable = false;
215 0 : switch (node_->kind()) {
216 : case Node::KIND_PROPERTY:
217 : {
218 0 : PropertyNode * prop = static_cast< PropertyNode * >(node_.get());
219 0 : type = prop->getStaticType();
220 0 : nillable = prop->isNillable();
221 : }
222 0 : break;
223 : case Node::KIND_LOCALIZED_PROPERTY:
224 : {
225 0 : OUString locale(getRootAccess()->getLocale());
226 0 : if (!Components::allLocales(locale)) {
227 0 : rtl::Reference< ChildAccess > child(getChild(locale));
228 0 : if (child.is()) {
229 0 : child->setProperty(value, localModifications);
230 : } else {
231 : insertLocalizedValueChild(
232 0 : locale, value, localModifications);
233 : }
234 0 : return;
235 0 : }
236 : }
237 0 : break;
238 : case Node::KIND_LOCALIZED_VALUE:
239 : {
240 : LocalizedPropertyNode * locprop =
241 0 : static_cast< LocalizedPropertyNode * >(getParentNode().get());
242 0 : type = locprop->getStaticType();
243 0 : nillable = locprop->isNillable();
244 : }
245 0 : break;
246 : default:
247 0 : break;
248 : }
249 0 : checkValue(value, type, nillable);
250 0 : getParentAccess()->markChildAsModified(this);
251 0 : changedValue_.reset(new css::uno::Any(value));
252 0 : localModifications->add(getRelativePath());
253 : }
254 :
255 0 : css::uno::Any ChildAccess::asValue() {
256 0 : if (changedValue_.get() != 0) {
257 0 : return *changedValue_;
258 : }
259 0 : switch (node_->kind()) {
260 : case Node::KIND_PROPERTY:
261 0 : return static_cast< PropertyNode * >(node_.get())->getValue(
262 0 : getComponents());
263 : case Node::KIND_LOCALIZED_PROPERTY:
264 : {
265 0 : OUString locale(getRootAccess()->getLocale());
266 0 : if (!Components::allLocales(locale)) {
267 0 : rtl::Reference< ChildAccess > child(getChild("*" + locale));
268 : // As a last resort, return a nil value even though it may be
269 : // illegal for the given property:
270 0 : return child.is() ? child->asValue() : css::uno::Any();
271 0 : }
272 : }
273 0 : break;
274 : case Node::KIND_LOCALIZED_VALUE:
275 0 : return static_cast< LocalizedValueNode * >(node_.get())->getValue();
276 : default:
277 0 : break;
278 : }
279 : return css::uno::makeAny(
280 : css::uno::Reference< css::uno::XInterface >(
281 0 : static_cast< cppu::OWeakObject * >(this)));
282 : }
283 :
284 0 : void ChildAccess::commitChanges(bool valid, Modifications * globalModifications)
285 : {
286 : assert(globalModifications != 0);
287 0 : commitChildChanges(valid, globalModifications);
288 0 : if (valid && changedValue_.get() != 0) {
289 0 : Path path(getAbsolutePath());
290 0 : getComponents().addModification(path);
291 0 : globalModifications->add(path);
292 0 : switch (node_->kind()) {
293 : case Node::KIND_PROPERTY:
294 0 : static_cast< PropertyNode * >(node_.get())->setValue(
295 0 : Data::NO_LAYER, *changedValue_);
296 0 : break;
297 : case Node::KIND_LOCALIZED_VALUE:
298 0 : static_cast< LocalizedValueNode * >(node_.get())->setValue(
299 0 : Data::NO_LAYER, *changedValue_);
300 0 : break;
301 : default:
302 : assert(false); // this cannot happen
303 0 : break;
304 0 : }
305 : }
306 0 : changedValue_.reset();
307 0 : }
308 :
309 0 : ChildAccess::~ChildAccess() {
310 0 : osl::MutexGuard g(*lock_);
311 0 : if (parent_.is()) {
312 0 : parent_->releaseChild(name_);
313 0 : }
314 0 : }
315 :
316 0 : void ChildAccess::addTypes(std::vector< css::uno::Type > * types) const {
317 : assert(types != 0);
318 0 : types->push_back(cppu::UnoType< css::container::XChild >::get());
319 0 : types->push_back(cppu::UnoType< css::lang::XUnoTunnel >::get());
320 0 : }
321 :
322 0 : void ChildAccess::addSupportedServiceNames(
323 : std::vector< OUString > * services)
324 : {
325 : assert(services != 0);
326 : services->push_back(
327 0 : getParentNode()->kind() == Node::KIND_GROUP
328 : ? OUString("com.sun.star.configuration.GroupElement")
329 0 : : OUString("com.sun.star.configuration.SetElement"));
330 0 : }
331 :
332 0 : css::uno::Any ChildAccess::queryInterface(css::uno::Type const & aType)
333 : throw (css::uno::RuntimeException, std::exception)
334 : {
335 : assert(thisIs(IS_ANY));
336 0 : osl::MutexGuard g(*lock_);
337 0 : checkLocalizedPropertyAccess();
338 0 : css::uno::Any res(Access::queryInterface(aType));
339 0 : return res.hasValue()
340 : ? res
341 : : cppu::queryInterface(
342 : aType, static_cast< css::container::XChild * >(this),
343 0 : static_cast< css::lang::XUnoTunnel * >(this));
344 : }
345 :
346 : }
347 :
348 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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